Mitsubishi MUZ-FX18NLHZ 18,000 BTU Hyper Heating Heat Pump Outdoor Unit

Mitsubishi MUZ‑FX18NLHZ – 18,000 BTU R‑454B Hyper‑Heating Outdoor Unit

Experience powerful, efficient heating and cooling with the Mitsubishi MUZ‑FX18NLHZ, a high-capacity FX-Series outdoor unit featuring Hyper‑Heating INVERTER® (H2i®) technology for reliable performance in extreme cold.

High-Capacity Cold-Climate Heating & Efficient Cooling
Delivering 18,000 BTU cooling and up to 21,600 BTU heating, this unit maintains comfort even at outdoor temperatures as low as -13°F. With superior SEER2 and HSPF2 ratings, it offers energy savings for larger spaces up to ~750 sq ft.

Quiet & Compact Design
Despite its power, the MUZ‑FX18NLHZ operates quietly at 52 dB(A) and features a compact design for easy installation on patios, balconies, or tight exterior spaces.

Smart Control Compatibility
Supports Mitsubishi Comfort app (Wi-Fi adapter sold separately) for convenient remote operation, scheduling, and energy monitoring from your smartphone or tablet.

Single-Zone Precision
Pairs with MSZ-FX indoor units for precise single-zone climate control. Equipped with Mitsubishi’s INVERTER-driven compressor for efficient, responsive performance and extended system life.

Dependable Mitsubishi Warranty
Backed by Mitsubishi’s industry-leading 10-year parts warranty when installed and registered by a licensed contractor, ensuring reliable, long-term comfort.